If you were not living under a rock for past sometime, you must have heard about the leaked NSA tools and the vulnerabilities getting exploited into the wild by WannaCry Ransomeware. This would be one of the most disastrous cyber-attack, once infected the ransomware encrypts user-files and asks for payment in Bitcoin to release decryption keys needed to unlock the files. As of today 298,455 machines are traced to be infected by this malware in over 150+ countries world-over. The first-line of defence to make sure your computer is not infected is to install latest Microsoft Updates and follow the advisory provided here, if you are late and infected WanaKiwi may be of help.